DS DS/EN ISO 15614-1/A2
DS DSEN SO 15614-1A2 2012-MAR-30 Specfcaton and qualfcaton of weldng procedures for metallc materals - Weldng procedure test - Part 1 Arc and gas weldng of steels and arc weldng of nckel and nckel alloys
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This standard specifies how a preliminary welding procedure specification is qualified by welding procedure tests. This standard is part of a series of standards. This standard defines the conditions for the execution of welding procedure tests and the range of qualification for welding procedures for all practical welding operations within the range of variables listed in clause 8.